Statistics > QUESTIONS & ANSWERS > Sophia Statistics Unit 4 Milestone, questions/Answers/Rationale, Latest Summer 2021/2022 (All)
Sophia Statistics Unit 4 Milestone, questions/Answers/Rationale, Latest Summer 2021/2022
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Sophia Statistics Unit 4 Milestone, questions/Answers/Rationale, Latest Summer 2021. The scores of the quizzes of five students in both English and Science are: English Science Student 1 6 8 Stude... nt 2 5 5 Student 3 9 6 Student 4 4 7 Student 5 8 9 For English, the mean is 6.4 and the standard deviation is 2.0. For Science, the mean is 7 and the standard deviation is 1.6. Using the formula below or Excel, find the correlation coefficient, r, for this set of scores. Answer choices are rounded to the nearest hundredth. 0.50 0.23 0.05 0.42 RATIONALE In order to get the correlation, we can use the formula: Correlation can be quickly calculated by using Excel. Enter the values and use the function "=CORREL [Show More]
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